Home / 414,485,554.40-621,728,331.60-293,453,669.60

Finding the Fourth Proportional to 414,485,554.40, 621,728,331.60 and 293,453,669.60

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Solution

The fourth proportional to 414,485,554.40, 621,728,331.60 and 293,453,669.60 is: 440,180,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,485,554.40 : 621,728,331.60 = 293,453,669.60 : x
  2. Step 2: Convert to fraction form
    414,485,554.40/621,728,331.60 = 293,453,669.60/x
  3. Step 3: Cross multiply
    414,485,554.40x = 621,728,331.60 × 293,453,669.60
  4. Step 4: Simplify right side
    414,485,554.40x = 182,448,460,402,305,664
  5. Step 5: Solve for x
    x = 182,448,460,402,305,664/414,485,554.40
  6. Step 6: Final answer
    x = 440,180,504.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.